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authorLinus Torvalds <torvalds@linux-foundation.org>2022-10-07 09:19:14 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2022-10-07 09:19:14 -0700
commit513389809e138ae903b6ef43c1d5d2ffaf4dca17 (patch)
treec71e478fab1568da4706868b14eb67a75c148a8b /fs/erofs
parent0a78a376ef3c2f3d397df48909f00cd75f92137a (diff)
parent30514bd2dd4e86a3ecfd6a93a3eadf7b9ea164a0 (diff)
Merge tag 'for-6.1/block-2022-10-03' of git://git.kernel.dk/linux
Pull block updates from Jens Axboe: - NVMe pull requests via Christoph: - handle number of queue changes in the TCP and RDMA drivers (Daniel Wagner) - allow changing the number of queues in nvmet (Daniel Wagner) - also consider host_iface when checking ip options (Daniel Wagner) - don't map pages which can't come from HIGHMEM (Fabio M. De Francesco) - avoid unnecessary flush bios in nvmet (Guixin Liu) - shrink and better pack the nvme_iod structure (Keith Busch) - add comment for unaligned "fake" nqn (Linjun Bao) - print actual source IP address through sysfs "address" attr (Martin Belanger) - various cleanups (Jackie Liu, Wolfram Sang, Genjian Zhang) - handle effects after freeing the request (Keith Busch) - copy firmware_rev on each init (Keith Busch) - restrict management ioctls to admin (Keith Busch) - ensure subsystem reset is single threaded (Keith Busch) - report the actual number of tagset maps in nvme-pci (Keith Busch) - small fabrics authentication fixups (Christoph Hellwig) - add common code for tagset allocation and freeing (Christoph Hellwig) - stop using the request_queue in nvmet (Christoph Hellwig) - set min_align_mask before calculating max_hw_sectors (Rishabh Bhatnagar) - send a rediscover uevent when a persistent discovery controller reconnects (Sagi Grimberg) - misc nvmet-tcp fixes (Varun Prakash, zhenwei pi) - MD pull request via Song: - Various raid5 fix and clean up, by Logan Gunthorpe and David Sloan. - Raid10 performance optimization, by Yu Kuai. - sbitmap wakeup hang fixes (Hugh, Keith, Jan, Yu) - IO scheduler switching quisce fix (Keith) - s390/dasd block driver updates (Stefan) - support for recovery for the ublk driver (ZiyangZhang) - rnbd drivers fixes and updates (Guoqing, Santosh, ye, Christoph) - blk-mq and null_blk map fixes (Bart) - various bcache fixes (Coly, Jilin, Jules) - nbd signal hang fix (Shigeru) - block writeback throttling fix (Yu) - optimize the passthrough mapping handling (me) - prepare block cgroups to being gendisk based (Christoph) - get rid of an old PSI hack in the block layer, moving it to the callers instead where it belongs (Christoph) - blk-throttle fixes and cleanups (Yu) - misc fixes and cleanups (Liu Shixin, Liu Song, Miaohe, Pankaj, Ping-Xiang, Wolfram, Saurabh, Li Jinlin, Li Lei, Lin, Li zeming, Miaohe, Bart, Coly, Gaosheng * tag 'for-6.1/block-2022-10-03' of git://git.kernel.dk/linux: (162 commits) sbitmap: fix lockup while swapping block: add rationale for not using blk_mq_plug() when applicable block: adapt blk_mq_plug() to not plug for writes that require a zone lock s390/dasd: use blk_mq_alloc_disk blk-cgroup: don't update the blkg lookup hint in blkg_conf_prep nvmet: don't look at the request_queue in nvmet_bdev_set_limits nvmet: don't look at the request_queue in nvmet_bdev_zone_mgmt_emulate_all blk-mq: use quiesced elevator switch when reinitializing queues block: replace blk_queue_nowait with bdev_nowait nvme: remove nvme_ctrl_init_connect_q nvme-loop: use the tagset alloc/free helpers nvme-loop: store the generic nvme_ctrl in set->driver_data nvme-loop: initialize sqsize later nvme-fc: use the tagset alloc/free helpers nvme-fc: store the generic nvme_ctrl in set->driver_data nvme-fc: keep ctrl->sqsize in sync with opts->queue_size nvme-rdma: use the tagset alloc/free helpers nvme-rdma: store the generic nvme_ctrl in set->driver_data nvme-tcp: use the tagset alloc/free helpers nvme-tcp: store the generic nvme_ctrl in set->driver_data ...
Diffstat (limited to 'fs/erofs')
-rw-r--r--fs/erofs/zdata.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index cce56dde135c..559380a535af 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -7,6 +7,7 @@
#include "zdata.h"
#include "compress.h"
#include <linux/prefetch.h>
+#include <linux/psi.h>
#include <trace/events/erofs.h>
@@ -1414,6 +1415,8 @@ static void z_erofs_submit_queue(struct z_erofs_decompress_frontend *f,
struct block_device *last_bdev;
unsigned int nr_bios = 0;
struct bio *bio = NULL;
+ /* initialize to 1 to make skip psi_memstall_leave unless needed */
+ unsigned long pflags = 1;
bi_private = jobqueueset_init(sb, q, fgq, force_fg);
qtail[JQ_BYPASS] = &q[JQ_BYPASS]->head;
@@ -1463,10 +1466,15 @@ static void z_erofs_submit_queue(struct z_erofs_decompress_frontend *f,
if (bio && (cur != last_index + 1 ||
last_bdev != mdev.m_bdev)) {
submit_bio_retry:
+ if (!pflags)
+ psi_memstall_leave(&pflags);
submit_bio(bio);
bio = NULL;
}
+ if (unlikely(PageWorkingset(page)))
+ psi_memstall_enter(&pflags);
+
if (!bio) {
bio = bio_alloc(mdev.m_bdev, BIO_MAX_VECS,
REQ_OP_READ, GFP_NOIO);
@@ -1494,8 +1502,11 @@ submit_bio_retry:
move_to_bypass_jobqueue(pcl, qtail, owned_head);
} while (owned_head != Z_EROFS_PCLUSTER_TAIL);
- if (bio)
+ if (bio) {
+ if (!pflags)
+ psi_memstall_leave(&pflags);
submit_bio(bio);
+ }
/*
* although background is preferred, no one is pending for submission.